Definition of precessions Precessions
We found 3 definitions of precessions from 2 different sources.
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What does precessions mean?
Wiktionary 
- precessions (Noun)
Plural of precession.
Part of speech
🔤- precessions, noun, plural of precession.
WordNet
NounPlural: precessions |
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| precession - the act of preceding in time or order or rank (as in a ceremony) | ||
| precedence, precedency | ||
| activity any specific behavior; "they avoided all recreational activity" | ||
| precession - the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone | ||
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Wiktionary
- precession (Noun)
precedence. - precession (Noun)
The wobbling motion of the axis of a spinning body when there is an external force acting on the axis. - precession (Noun)
The slow gyration of the earth’s axis around the pole of the ecliptic, caused mainly by the gravitational torque of the sun and moon. - precession (Noun)
Any of several slow changes in an astronomical body's rotational or orbital parameters.
Webster DictionaryWebster's Unabridged Dictionary 📘
- precession (n.)
The act of going before, or forward.
Chambers DictionaryChamber's 20th Century Dictionary 📕
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precession
prē-sesh′un, n. the act of going before: a moving forward.—adj. Preces′sional.—Precession of the equinoxes, a slow backward motion of the equinoctial points along the ecliptic, caused by the greater attraction of the sun and moon on the excess of matter at the equator, such that the times at which the sun crosses the equator come at shorter intervals than they would otherwise do
Part of speech
🔤- precession, noun, singular of precessions.
